19845348588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{305069}}^1$

素因数の和:305231

約数の個数: 72

約数和(自身を含む): 54412285200

約数和(自身を除く): 34566936612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1251, 1668, 1807, 2502, 3614, 5004, 5421, 7228, 10842, 16263, 21684, 32526, 65052, 305069, 610138, 915207, 1220276, 1830414, 2745621, 3660828, 3965897, 5491242, 7931794, 10982484, 11897691, 15863588, 23795382, 35693073, 42404591, 47590764, 71386146, 84809182, 127213773, 142772292, 169618364, 254427546, 381641319, 508855092, 551259683, 763282638, 1102519366, 1526565276, 1653779049, 2205038732, 3307558098, 4961337147, 6615116196, 9922674294, 19845348588]

約数ペア:

[(1, 19845348588), (2, 9922674294), (3, 6615116196), (4, 4961337147), (6, 3307558098), (9, 2205038732), (12, 1653779049), (13, 1526565276), (18, 1102519366), (26, 763282638), (36, 551259683), (39, 508855092), (52, 381641319), (78, 254427546), (117, 169618364), (139, 142772292), (156, 127213773), (234, 84809182), (278, 71386146), (417, 47590764), (468, 42404591), (556, 35693073), (834, 23795382), (1251, 15863588), (1668, 11897691), (1807, 10982484), (2502, 7931794), (3614, 5491242), (5004, 3965897), (5421, 3660828), (7228, 2745621), (10842, 1830414), (16263, 1220276), (21684, 915207), (32526, 610138), (65052, 305069)]